package main

import "fmt"

func main() {
	var a = [3][2]string{
		{"上海", "北京"},
		{"广州", "深圳"},
		{"长沙", "重庆"},
	}
	for _, v1 := range a {
		for _, v2 := range v1 {
			fmt.Printf("%s\t", v2)
		}
		fmt.Println()
	}
}
